<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>

<body>
    <div id="app">
        {{date | format('yyyy-MM-dd')}}
    </div>
    <script src="js/vue.js"></script>
    <script src="js/time.js"></script>
    <script>
        const vue = new Vue({
            el: '#app',
            data: {
                date: new Date(),
            },
            filters: {
                format: function(value, format) {
                    return dateFormat(value, format);
                }
            },
        });
    </script>
</body>

</html>